How much would four pounds of tea weigh if it was taken 4,000 miles out from the surface of the earth? We do not feel the gravi

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问题 How much would four pounds of tea weigh if it was taken 4,000 miles out from the surface of the earth?
We do not feel the gravitational pull of a packet of butter because

选项 A、it is too small to have a gravitational pull of its own.
B、its pull is so small that we tend to ignore it.
C、its pull disappears in the presence of the earth’s gravitation.
D、it tends to melt and loses its gravitational pull.

答案B

解析
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